Home / 55,208.02-82,815.21-15,762.10

Finding the Fourth Proportional to 55,208.02, 82,815.21 and 15,762.10

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Solution

The fourth proportional to 55,208.02, 82,815.21 and 15,762.10 is: 23,644.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,208.02 : 82,815.21 = 15,762.10 : x
  2. Step 2: Convert to fraction form
    55,208.02/82,815.21 = 15,762.10/x
  3. Step 3: Cross multiply
    55,208.02x = 82,815.21 × 15,762.10
  4. Step 4: Simplify right side
    55,208.02x = 1,305,341,621.54
  5. Step 5: Solve for x
    x = 1,305,341,621.54/55,208.02
  6. Step 6: Final answer
    x = 23,644.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.